#define max_width 15
#define max_height 15
static unsigned char max_bits[] = {
   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x00, 0xc0, 0x01,
   0xe0, 0x03, 0x70, 0x07, 0x38, 0x0e, 0x18, 0x0c, 0x00, 0x00, 0x00, 0x00,
   0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };